Riverside is a rock band from Warsaw, Poland. It was founded in 2001 by friends Mariusz Duda, Piotr Grudziński, Piotr Kozieradzki and Jacek Melnicki, who shared a love for progressive rock and heavy metal. Riverside can be described as a blend of atmospheric rock and metal elements, resulting in a sound similar to that of Pink Floyd, Porcupine Tree, The Mars Volta, Opeth, Dream Theater, and Tool, while still maintaining an identity of their own